Asbestos and Lead Inspections • Civil Engineering • Construction Testing & Inspection • Drilling & Monitoring Wells • Engineering Consultations & Reports • Environmental Impact Studies, Assessments or Statements • Environmental Permitting • Environmental Remediation • Erosion Control Studies • Forensic Engineering, Expert Witness • Geology • Geotechnical Engineering • Geotechnical/Instrumentation Monitoring • Hazardous Waste Hydrogeology • Land Fills; Pavement Evaluation • Soils & Geologic Studies, Foundations • Solid Wastes, Incineration, Land Fill • Underground Storage Tanks • Phase I & II Environmental Site Assessments

Elise Leroux

Associate Engineering Geologist

JoAnn Romano

Senior Geologist

David J. Maier

Hazardous Materials Project Designer

Danielle Olsen

Staff Geologist

Wes Watanate and Jeff Iwata

Field / Laboratory Technicians 

The Core

At its core, Masa Fujioka & Associates is its people. That is why we feature photos of our staff throughout the

website - for it's their dedication and energy, as well as their environmental, geotechnical, and hydrogeological

engineering knowledge, experience and expertise that are the product that we deliver to our clients with each

project completed.

Masa Fujioka started Masa Fujioka & Associates in February 1991. He is a highly respected consultant

with well-known expertise in Geotechnical (Soils) Engineering, Environmental Consulting, Hydrology, and

Hydrogeology.  He has written over a dozen technical papers dealing with groundwater hydrology and

geotechnical engineering. Masa has over 30 years of experience in the geotechnical and environmental fields,

and has directed geotechnical, environmental, hydrological, and hydrogeological projects at over 1,000 sites

throughout Hawaii and various Pacific Islands.   He also has extensive experience as an expert witness for

litigation cases involving geotechnical and dewatering concerns.

Ryan Hendrix

Staff Geologist



98-021 Kamehameha Hwy. #337   •   Aiea, Hawaii 96701

Phone: (808) 484-5366   •   Fax: (808) 484-0007